.prep_vas {eq5dsuite} | R Documentation |
The function prepares the data for VAS (Visual Analogue Scale) analyses.
.prep_vas(df, name)
df |
A data frame. |
name |
Column name in the data frame that holds the VAS score. The column can only contain integers or NAs |
A modified data frame with the VAS score renamed to "vas". If any checks fail (e.g. column is not numeric), an error message is displayed and the function is stopping.
df <- data.frame(vas_score = c(20, 50, 80, NA, 100))
.prep_vas(df = df, name = "vas_score")
df <- data.frame(vas_score = c(20.5, 50, 80, NA, 100))
.prep_vas(df = df, name = "vas_score")